• 话说,任意时刻A物质浓度等于初始浓度,减去常数乘以时间

    In other words, the concentration of at any time is given by the initial concentration, t minus the rate constant times time.

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  • 指数生长模型计算出生长速率常数总发热量,进而求出最佳用药质量浓度

    In the logarithmic phase of growth, according to an exponential law, the growth rate constant and heat output at different concentration of pilose autler had been calculated.

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  • 一定浓度气体通过固体颗粒层扩散-反应扩散深度平方扩散时间比值常数

    The ratio of the square of certain concentration gas diffusion depth and diffusion time is constant when it diffuses and reacts through the solids bed.

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  • 介绍利用极值方法通过反应体系中组分平衡浓度测定,求连串反应平衡常数

    This paper introduces how to seek the equilibrium constant of consecutive reaction by using the method of limiting value and by the determination of single component concentration.

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  • 通过国外文献计算结果比较可知物性系数化学反应速率常数边界条件处理等对组分浓度影响较大,缺乏这些数据库将会影响计算结果。

    By comparison with computation results of reference, it is cleared that material parameters, chemical reaction rate constants and boundary conditions affect the species concentration very much.

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  • 文中,我们分析可以表面平衡少子浓度常数处理条件

    In this paper, the condition under which the surface excess minority carrier density may be treated as a constant is also analysed.

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  • 动力学常数以及挥发性脂肪酸(VFA)的积累情况来看,随着染料浓度增加,外加基质降解受到抑制

    The kinetic constants and VFA accumulation in reactors showed that substrate degradation could be inhibited by increased dye concentrations.

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  • 溶液浓度流速提高吸附速率常数平衡”吸附随之加大。

    Increase of concentration of solution and flow velocity brought about rise of adsorption rate constant and "quasi-equilibrium" adsorption amount.

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  • 实验探讨平衡常数数值是否反应物起始浓度不同而发生变化。

    This experiment researched that whether the numerical value of equilibrium constant could be affected because of the differences of the reactant's concentration.

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  • 结果表明二聚体形成取决于取代基团的性质以及溶剂的介电常数溶液浓度

    The results show that the formation of dimers depends on the nature of substituent group, dielectric constant of solvent, and concentration.

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  • 根据多元酸碱滴定计算通式,针对实际情况化简后,非线性回归同时求出浓度条件离解常数

    On the basis of our mathematic models of the titration, the content and conditional dissociation constant may be determined by using nonlinear regression.

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  • 测定有效扩散素数、系数吸附脱附速率常数平衡常数饱和表面浓度

    Effective diffusivities, mass transfer coefficients, adsorption and desorption rate constants, equilibrium constants, saturated surface concentrations have been determined.

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  • 实验结果表明:速度常数浸泡温度上升PVCDEHA起始浓度提高增加

    The tests showed that the rate constant value increased with the dipped temperature raise and the increment of the DEHA's initial concentration in the PVC film.

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  • 随着溶液金属离子浓度增大,络合形成常数减小

    It was found that formation constants decrease with the increasing concentration of metal in the solution.

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  • 气体流量越大,木质素磺酸初始浓度越低,速率常数K越大降解效果越好。

    Rate constant (K) of degradation increases with increasing the gas flow rate or decreasing the initial sodium lignosulfonate concentration.

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  • 浓度晶体匹配温度、相匹配角、光学均匀性、点阵常数密度影响

    The influence of Mg concentration in doping on phase matching temperature, phase matching Angle, optical homogeneity, lattice parameter and density of the crystal is also stated.

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  • 爆发型模式通道电流不仅浓度依赖性和电位依赖性,升放时间常数随箝制电位变正增大。

    The unitary current of burst mode was not only dependent on Na concentration in the pipettes but also on the test voltage.

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  • 状态PNIPAM的吸附时间常数基本上不依赖于温度浓度

    The time constant for PNIPAM in the collapsed state is nearly temperature- and concentration-independent.

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  • 非线性规划问题单纯加速用于混合线性滴定计算,同时优化浓度有关条件常数,求出酸浓度最优解。 讨论影响单纯形法计算速度的因素

    The simplex optimization method about nonlinear programming problem has been used in the mixed acid linear titration and the effect of various factors on computative speed has been discussed.

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  • 用此种复合材料作为臭氧发生器介质实验结果表明,臭氧浓度介质的介电常数的大小改变而近似线性变化。

    The ozone generation characteristics of MVQ/BT Ozonizer are also discussed, and the test results show that the ozone concentration and output are linearly increased by increasing dielectric constant.

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  • 结果加用酮替芬后,血清茶碱最高浓度降低201%,清除速率常数清除率分别增加241%和537%,曲线下面积减少329%,清除半衰期缩短249%。

    Results It was found that the peak concentration of aminophylline in serum was reduced by 20 1%, Kel and clearance increased 24 1% and 53 7% respectively, Auc decreased 32 9%, elimination h…

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  • 结果超过50%胰岛素在电致孔经皮传输过程中滞留皮肤中,滞留量随脉冲时间常数减小胰岛素浓度增加而增加;

    RESULTS Over 50% insulin was entrapped in skin during transdermal delivery, and more insulin was entrapped with the shorter pulses and higher concentration of insulin in the solution.

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  • 结果超过50%胰岛素在电致孔经皮传输过程中滞留皮肤中,滞留量随脉冲时间常数减小胰岛素浓度增加而增加;

    RESULTS Over 50% insulin was entrapped in skin during transdermal delivery, and more insulin was entrapped with the shorter pulses and higher concentration of insulin in the solution.

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